Continuously read,write to disk, using random offsets and lengths. Adapted from random-access-storage/random-access-file.
extern crate tempdir;
extern crate random_access_disk;
use std::path::PathBuf;
use tempdir::TempDir;
let dir = TempDir::new("random-access-disk").unwrap();
let mut file = random_access_disk::Sync::new(dir.path().join("README.db"));
file.write(0, b"hello").unwrap();
file.write(5, b" world").unwrap();
let _text = file.read(0, 11).unwrap();
$ cargo add random-access-disk
MIT OR Apache-2.0